How to Hide amr users Admin Menus

function plt_hide_amr_users_menus() {
	//Hide "Users → Users: Details".
	remove_submenu_page('users.php', 'ameta-list.php?ulist=1');
	//Hide "Users → Users: Directory".
	remove_submenu_page('users.php', 'ameta-list.php?ulist=2');
	//Hide "Users → User lists".
	remove_submenu_page('users.php', 'userlists');

	//Hide "User Lists".
	remove_menu_page('amr-users');
	//Hide "User Lists → General & about".
	remove_submenu_page('amr-users', 'amr-users');
	//Hide "User Lists → Excluded Meta Keys".
	remove_submenu_page('amr-users', 'ameta-admin-meta-keys.php');
	//Hide "User Lists → Fields  Nice Names".
	remove_submenu_page('amr-users', 'ameta-admin-nice-names.php');
	//Hide "User Lists → Overview  tools".
	remove_submenu_page('amr-users', 'ameta-admin-overview.php');
	//Hide "User Lists → Configure a list".
	remove_submenu_page('amr-users', 'ameta-admin-configure.php');
	//Hide "User Lists → Cacheing".
	remove_submenu_page('amr-users', 'ameta-admin-cache-settings.php');
	//Hide "User Lists → Add ons".
	remove_submenu_page('amr-users', 'user-add-ons');
	//Hide "User Lists → + updates".
	remove_submenu_page('amr-users', 'amr_updates_page');
}

add_action('admin_menu', 'plt_hide_amr_users_menus', 101);
Where do I put this code?